Which type of muscle is multinucleated during its functional state?

During muscle contraction in humans,the:

Which of the following structures contract and relax rhythmically to produce movement?

In the mechanism of muscle contraction or shortening of muscle,the . . . . . . get reduced whereas the . . . . . . retain the length.

$I.$ Sarcoplasmic reticulum are abundant
$II.$ Myoglobin content is high
$III.$ Sarcoplasmic reticulum are moderate
$IV.$ Aerobic muscles
$V.$ Depends on anaerobic respiration for energy
$VI.$ Less myoglobin content
Select the option with correct statements for red muscle.

In a $A$ state,the edge of thin filaments on either side of thick filaments $B$ overlap the free ends of $C$ filaments leaving the central part of thick filaments. This central part of thick filament,not overlapped by thin filaments is called $D$ zone.
Choose the correct options to fill the gaps $A, B, C$ and $D$,so as to complete the given $NCERT$ statement.